A small, feathered theropod dinosaur, Saurornitholestes langstoni was long thought to be so closely related to Velociraptor mongoliensis that some researchers called it Velociraptor langstoni—until now. Credit: Jan Sovak.

Paleontologists discover complete Saurornitholestes langstoni specimen

Siamraptor skull reconstruction. Credit: Chokchaloemwong et al., 2019

Meet Siamraptor suwati, a new species of giant predatory dinosaur from...

Plotosaurus bennisoni is a mosasaur from the Upper Cretaceous (Maastrichtian) North America. Restoration illustration from Wikimedia Commons, CC BY 3.0.

Did mosasaurs do the breast stroke?

Pterosaur

New Australian pterosaur may have survived the longest

Artist's reconstruction of two rauisuchians fighting over a desiccated corpse of a mammal-relative in the Triassic of southern Africa. In the background, dinosaurs and mammal-like reptiles form other parts of the ecosystem. Credit: Viktor Radermacher, owns copyright

Croc-like carnivores terrorized Triassic dinosaurs in southern Africa 210 million years...

An artist’s rendition of the Tyrannosaurus rex with the 3D imaging showing muscle activation in its head. Illustration courtesy of Brian Engh.

T. rex used a stiff skull to eat its prey

An artist's interpretation of the asteroid impact that wiped out all non-avian dinosaurs. Credit: NASA/Don Davis.

Rocks at asteroid impact site record first day of dinosaur extinction

A reconstruction of Kamuysaurus japonicus. Credit: Kobayashi Y., et al, Scientific Reports, September 5, 2019

A new duck-billed dinosaur, Kamuysaurus japonicus, identified

A graphic thermal image of a T. rex with its dorsotemporal fenestra glowing on the skull. Illustration courtesy of Brian Engh.

T. rex had an air conditioner in its head

In-depth fossil analysis could help us understand the true functions of colour. Credit: Aline Dassel/Pixabay, licensed under Pixabay licence

Fossil colour studies are changing our idea of how dinosaurs looked

This photograph shows rocks from the Belcher Islands in Hudson Bay, Canada, from which doctoral candidate Malcolm Hodgskiss collected barite samples dating 2.02 to 1.87 billion years old. Credit: Malcolm Hodgskiss

Ancient die-off greater than the dinosaur extinction

The scans revealed many microscopic food remains including foraminifera (small amoeboid protists with external shells), small shells of marine invertebrates and possible remains of polychaete worms. Credit: Qvarnström mfl.

Filter-feeding pterosaurs were the flamingos of the Late Jurassic

Head posture if the lateral (horizontal) semi-circular canal is parallel to the ground, in hatching (A), juvenile (B) and adult (C) Psittacosaurus lutjiatunensis. Images not to scale. Credit: Claire Bullar and IVPP.

Dinosaur brains from baby to adult

A flightless dinosaur called Similicaudipteryx uses its feathers in a mating display. U of A researchers looked at how such displays may have helped dinosaurs evolve feathers that eventually allowed them to fly. Credit: Sydney Mohr

Sex appeal helped dinosaurs take flight

Ngwevu intloko skull. Credit: Kimberley Chapelle

New species of early dinosaur described from South Africa

Scientists say the femur might have belonged to a gigantic sauropod. Credit: AFP / GEORGES GOBET

Colossal dinosaur bone find in France thrills scientists

Aquilarhinus palimentus, or ‘shovel-chinned eagle nose’. Illustration by ICRA Art

Strange new species of duck-billed dinosaur identified

An artist’s rendering of Auroraceratops shows its bipedal posture as well as the beak and frill that characterize it as a member of the horned dinosaurs. Paleontologists from Penn led a team in characterizing this species, discovered in China

Small horned dinosaur from China, a Triceratops relative, walked on two...

Crittendeceratops

When the dinosaurs died, lichens thrived

Fragment of Tarbosaurus lower jaw with teeth sampled (white stripes on tooth enamel)

Tooth enamel analyses offer insights into the diet and habitat of...

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